Smithsonian Institution
National Museum of Natural History: Department of Invertebrate Zoology
Search the Invertebrate Zoology Collection, and read about original research performed on all 30 major invertebrate animal phyla except insects.
Scholastic
Scholastic: Study Jams! Science: Animals: Invertebrates
A slideshow and a short multiple-choice quiz on invertebrates that presents examples of each of the six phyla in the invertebrate group.
CK-12 Foundation
Ck 12: Life Science: Invertebrates
[Free Registration/Login may be required to access all resource tools.] Animals are also often identified as being either invertebrates or vertebrates. These are terms based on the skeletons of the animals. Vertebrates have a backbone...
CK-12 Foundation
Ck 12: Biology: Invertebrate Classification
[Free Registration/Login may be required to access all resource tools.] Covers how invertebrates are classified.
What2Learn
What2 Learn: Invertebrates
Play an interactive game of hangman to prove your knowledge phyla of invertebrates.
ClassFlow
Class Flow: Invertebrates
[Free Registration/Login Required] This flipchart is about the eight most common invertebrate phyla. The flipchart includes links to websites and Activote assessment questions.
Other
Science Spot: Classroom Activity: Invertebrate Classification Challenge [Pdf]
Guidelines and printable materials for an activity through which students match invertebrates to phylum in which they belong.
Other
Marine Invertebrates of Hawaii Phylum Annelida
Colorful pictures and short descriptions of several marine worms are available here.
PBS
Pbs: The Shape of Life
Companion site for the 8-part PBS series, "The Shape of Life." Each section focuses on a different phylum, from porifera through chordata. This site is highly informative, with beautiful photography.
Biology 4 kids
Biology4 Kids: Quiz: Arthropods
Take this ten-question review quiz over the Phylum Arthropoda. Read more about each question after an incorrect answer is given.
CK-12 Foundation
Ck 12: Life Science: Sponges
[Free Registration/Login may be required to access all resource tools.] Sponges are classified in the phylum Porifera, from the Latin words meaning "having pores." Sponges are sessile, meaning they cannot move, so they filter water...
Other
Glaucus: Cnidaria
This is the home page of the phylum Cnidaria. Links to resources to the major group of invertebrates that includes the sea anemones, corals, jellyfishes, hydroids, and animals that contain 'cnida' stinging capsules.
Quia
Quia: Animal Classification
Use this website to test your knowledge of which animals belong to which groups.